Swiss Covid experts are urging the public to start wearing face masks once more, just three years since the Covid-19 pandemic was officially declared over. The recommendation comes amid rising Covid cases across the UK, with health officials anticipating a surge in viral infections throughout the winter months.

Immunologists in Switzerland have stressed that wearing a face mask remains an effective way to reduce the transmission of viruses such as Covid. While the guidance is primarily aimed at those most at risk of developing severe illness from viral infections, including elderly people or those with weakened immune systems, experts have also indicated that people who aren't considered vulnerable may choose to wear a mask as well.

At the height of the pandemic in the UK, the government

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